goproxy | 457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa

Analysis

max time kernel
149s
max time network
147s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
05/03/2026, 02:57

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General

Target
457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe
Size 10.8MB
Sample260305-dfry3abx5s
SHA256 457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa
MD5 f91b785509234daa9102ea84c63055d0
SHA1 8fda4b72ec8015a35b4849e95be0349c516a0f61
SHA512 ddc87cd111ebc24b63ed70aacf49483e38d07930b9ecdeca887924f86ed80ed7ca16b0d61cc012eb1b6629b034016779c34d30f9192eae38d40d05419036ba2f
SSDEEP 49152:481uTnUIyCER/mUtvKvwK7r1tdpaJIWdAgZmFjQkJfoFDdkRu/A9HdV6w05UIPW8:cTnUrLT63dIovPDoNFIAvg5Blgwm
TLSH
T10EB66B45E983652CC6FFD23540D00D48F730387A17622AE3E9E827A71566BC82F7A76D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor goproxy persistence

Malware Config

Signatures

Detects GoProxy payload 17 IoCs

resource	yara_rule
behavioral2/memory/5016-0-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/5016-2-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/5016-1-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/5016-3-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/5016-4-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/5056-7-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/5056-6-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/5056-8-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/792-12-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/792-13-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/792-11-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/792-14-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/1624-17-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/1624-16-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/1624-19-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/1624-18-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy
behavioral2/memory/5016-22-0x0000000140000000-0x00000001406B0000-memory.dmp	family_goproxy

GoProxy
GoProxy is a proxy malware written in Golang.
backdoor goproxy
Goproxy family
goproxy

Executes dropped EXE 2 IoCs

pid	Process
792	bitvise.exe
1624	bitvise.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

GoLang User-Agent 2 IoCs

Uses default user-agent string defined by GoLang HTTP packages.

description	flow	ioc
HTTP User-Agent header	2	Go-http-client/1.1
HTTP User-Agent header	5	Go-http-client/1.1

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5016	457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe
5016	457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe
792	bitvise.exe
792	bitvise.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1528	WMIC.exe
Token: SeSecurityPrivilege	1528	WMIC.exe
Token: SeTakeOwnershipPrivilege	1528	WMIC.exe
Token: SeLoadDriverPrivilege	1528	WMIC.exe
Token: SeSystemProfilePrivilege	1528	WMIC.exe
Token: SeSystemtimePrivilege	1528	WMIC.exe
Token: SeProfSingleProcessPrivilege	1528	WMIC.exe
Token: SeIncBasePriorityPrivilege	1528	WMIC.exe
Token: SeCreatePagefilePrivilege	1528	WMIC.exe
Token: SeBackupPrivilege	1528	WMIC.exe
Token: SeRestorePrivilege	1528	WMIC.exe
Token: SeShutdownPrivilege	1528	WMIC.exe
Token: SeDebugPrivilege	1528	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1528	WMIC.exe
Token: SeRemoteShutdownPrivilege	1528	WMIC.exe
Token: SeUndockPrivilege	1528	WMIC.exe
Token: SeManageVolumePrivilege	1528	WMIC.exe
Token: 33	1528	WMIC.exe
Token: 34	1528	WMIC.exe
Token: 35	1528	WMIC.exe
Token: 36	1528	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1528	WMIC.exe
Token: SeSecurityPrivilege	1528	WMIC.exe
Token: SeTakeOwnershipPrivilege	1528	WMIC.exe
Token: SeLoadDriverPrivilege	1528	WMIC.exe
Token: SeSystemProfilePrivilege	1528	WMIC.exe
Token: SeSystemtimePrivilege	1528	WMIC.exe
Token: SeProfSingleProcessPrivilege	1528	WMIC.exe
Token: SeIncBasePriorityPrivilege	1528	WMIC.exe
Token: SeCreatePagefilePrivilege	1528	WMIC.exe
Token: SeBackupPrivilege	1528	WMIC.exe
Token: SeRestorePrivilege	1528	WMIC.exe
Token: SeShutdownPrivilege	1528	WMIC.exe
Token: SeDebugPrivilege	1528	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1528	WMIC.exe
Token: SeRemoteShutdownPrivilege	1528	WMIC.exe
Token: SeUndockPrivilege	1528	WMIC.exe
Token: SeManageVolumePrivilege	1528	WMIC.exe
Token: 33	1528	WMIC.exe
Token: 34	1528	WMIC.exe
Token: 35	1528	WMIC.exe
Token: 36	1528	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4856	WMIC.exe
Token: SeSecurityPrivilege	4856	WMIC.exe
Token: SeTakeOwnershipPrivilege	4856	WMIC.exe
Token: SeLoadDriverPrivilege	4856	WMIC.exe
Token: SeSystemProfilePrivilege	4856	WMIC.exe
Token: SeSystemtimePrivilege	4856	WMIC.exe
Token: SeProfSingleProcessPrivilege	4856	WMIC.exe
Token: SeIncBasePriorityPrivilege	4856	WMIC.exe
Token: SeCreatePagefilePrivilege	4856	WMIC.exe
Token: SeBackupPrivilege	4856	WMIC.exe
Token: SeRestorePrivilege	4856	WMIC.exe
Token: SeShutdownPrivilege	4856	WMIC.exe
Token: SeDebugPrivilege	4856	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4856	WMIC.exe
Token: SeRemoteShutdownPrivilege	4856	WMIC.exe
Token: SeUndockPrivilege	4856	WMIC.exe
Token: SeManageVolumePrivilege	4856	WMIC.exe
Token: 33	4856	WMIC.exe
Token: 34	4856	WMIC.exe
Token: 35	4856	WMIC.exe
Token: 36	4856	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4856	WMIC.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 2336	5016	457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe	79
PID 2336 wrote to memory of 1528	2336	CMD.exe	81
PID 5016 wrote to memory of 4968	5016	457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe	83
PID 4968 wrote to memory of 4856	4968	CMD.exe	85
PID 5016 wrote to memory of 2964	5016	457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe	86
PID 2964 wrote to memory of 4220	2964	CMD.exe	88
PID 5016 wrote to memory of 5056	5016	457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe	89
PID 792 wrote to memory of 3372	792	bitvise.exe	92
PID 3372 wrote to memory of 4708	3372	CMD.exe	94
PID 792 wrote to memory of 1580	792	bitvise.exe	95
PID 1580 wrote to memory of 3708	1580	CMD.exe	97
PID 792 wrote to memory of 3600	792	bitvise.exe	98
PID 3600 wrote to memory of 4244	3600	CMD.exe	100
PID 792 wrote to memory of 1624	792	bitvise.exe	101

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe
"C:\Users\Admin\AppData\Local\Temp\457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Windows\system32\CMD.exe
  CMD /C "WMIC BIOS GET SERIALNUMBER"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\System32\Wbem\WMIC.exe
    WMIC BIOS GET SERIALNUMBER
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1528
- C:\Windows\system32\CMD.exe
  CMD /C "WMIC DISKDRIVE GET SERIALNUMBER"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4968
- - C:\Windows\System32\Wbem\WMIC.exe
    WMIC DISKDRIVE GET SERIALNUMBER
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:4856
- C:\Windows\system32\CMD.exe
  CMD /C "WMIC CPU GET ProcessorID"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2964
- - C:\Windows\System32\Wbem\WMIC.exe
    WMIC CPU GET ProcessorID
    3⤵
    PID:4220
- C:\Users\Admin\AppData\Local\Temp\457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe
  "C:\Users\Admin\AppData\Local\Temp\457529d3735b6065af32892d1a6870ab11146de10fce2af5f2a8c16aabb107fa.exe" 46da5e8bdc5d1a8298a6e49f4b180caab8a892219073145e773619a033a3bcb335b1c47d5e1744571301aec23f650b559677f6262fca1d5206201f83a1785554f75154c0bbe1e76baf4d339cbbc616b5ac30bd096b8f41c92e5049066121a297c54a10f0aad855132c2dc885b04b84fec99bd4
  2⤵
  PID:5056

C:\ProgramData\Bitvise\bitvise.exe
C:\ProgramData\Bitvise\bitvise.exe
1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:792
- C:\Windows\system32\CMD.exe
  CMD /C "WMIC BIOS GET SERIALNUMBER"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3372
- - C:\Windows\System32\Wbem\WMIC.exe
    WMIC BIOS GET SERIALNUMBER
    3⤵
    PID:4708
- C:\Windows\system32\CMD.exe
  CMD /C "WMIC DISKDRIVE GET SERIALNUMBER"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1580
- - C:\Windows\System32\Wbem\WMIC.exe
    WMIC DISKDRIVE GET SERIALNUMBER
    3⤵
    PID:3708
- C:\Windows\system32\CMD.exe
  CMD /C "WMIC CPU GET ProcessorID"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3600
- - C:\Windows\System32\Wbem\WMIC.exe
    WMIC CPU GET ProcessorID
    3⤵
    PID:4244
- C:\ProgramData\Bitvise\bitvise.exe
  "C:\ProgramData\Bitvise\bitvise.exe" c6e25d758a83c2934e914e6ab65992f824d32c4da6e79a7791fa7b38d6ee316ebfca70d4b0c9ed4be11fca1565a763626d82dc5629d4ad4fa60738c5d8af1a52b72e54a8fd23ede7e3f8229a4820e9c557ecdf41b3c4bcdf3cc5eb4e9d76bddc1e211a3d13ee101e1f6ed268601e76aba3205b
  2⤵
  - Executes dropped EXE
  PID:1624

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

bitvise.exe

Path C:\ProgramData\Bitvise\bitvise.exe
Size 10.8MB
SHA256 d61e2727c3ac94033fe60644d46d3eeb2541e5d9d92c1b89dc3ee262b4667a30
MD5 6afa9fa82f012d203598894112b38582
SHA1 12fb6ef80b473b7247ede4cd3ba4f7ef83856390
SHA512 73261bd817f96a5878c498a5e6899026ea866323136d839cb8f3a07ce6cf1de1b459fd932eb030d197e877f539b7943af8817bb237481f1014ef6420f42f3edc
SSDEEP 49152:h81uTnUIyCER/mUtvKvwK7r1tdpaJIWdAgZmFjQkJfoFDdkRu/A9HdV6w05UIPW8:JTnUrLT63dIovPDoNFIAvg5Blgwm
TLSH
T171B66B45E983652CC6FFD23540D00D48F730387A17622AE3E9E827A71566BC82F7A76D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/792-14-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/792-13-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/792-11-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/792-12-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/1624-16-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/1624-17-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/1624-19-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/1624-18-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/5016-2-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/5016-1-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/5016-4-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/5016-0-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/5016-3-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/5016-22-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/5056-6-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/5056-8-0x0000000140000000-0x00000001406B0000-memory.dmp

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memory/5056-7-0x0000000140000000-0x00000001406B0000-memory.dmp

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